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Finding the Fourth Proportional to 625,573.56, 937,798.44 and 305,544.36

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Solution

The fourth proportional to 625,573.56, 937,798.44 and 305,544.36 is: 458,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,573.56 : 937,798.44 = 305,544.36 : x
  2. Step 2: Convert to fraction form
    625,573.56/937,798.44 = 305,544.36/x
  3. Step 3: Cross multiply
    625,573.56x = 937,798.44 × 305,544.36
  4. Step 4: Simplify right side
    625,573.56x = 286,539,024,158.80
  5. Step 5: Solve for x
    x = 286,539,024,158.80/625,573.56
  6. Step 6: Final answer
    x = 458,042.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.